- 4 - Pin Descriptions, continued NO NAME I/O FUNCTION DESCRIPTION 26 1.2V_SEN I 27 1.2V_DRV O 1.2V
參數(shù)資料
型號(hào): W83303AG
廠商: Nuvoton Technology Corporation of America
文件頁數(shù): 16/19頁
文件大小: 0K
描述: IC ACPI CONTROLLER 48-LQFP
標(biāo)準(zhǔn)包裝: 250
控制器類型: ACPI 控制器
接口: I²C
電源電壓: 4.75 V ~ 5.25 V
電流 - 電源: 1mA
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 48-LQFP
供應(yīng)商設(shè)備封裝: 48-LQFP
包裝: 托盤
W83303AD/W83303AG
- 4 -
Pin Descriptions, continued
NO
NAME
I/O
FUNCTION DESCRIPTION
26
1.2V_SEN
I
27
1.2V_DRV
O
1.2VCC voltage regulator for Intel P4 CPU application.
28
5VSB
P
Power Pin
29
C1
I
30
C2
I
31
CHRPMP
P
Charge pump pins. It supports 10mA driving current and insures output
voltage 9V or above.
32
AGND
P
Power pin
33
VPCI_DRV
O
34
VPCI_SEN
I
1.5V Voltage Regulator for PCI Express. If this power plane won’t be
used, the VPCI_SEN must be connected to 3VDUAL to avoid the fault
trigger of LUV event.
35
VCC
P
Power pin
36
LR1_DRV
O
37
LR1_SEN
I
38
LR2_DRV
O
39
LR2_SEN
I
Linear Regulators ranging form 1.2V to 5V and can be adjusted by
external resistors
40
DDRDET#
I
A signal to indicate type of DDRRAM that plugged- in; low means 2.6V for
DDR and high means 1.8V for DDRII.
41
FAULT#
I
Fault event be monitored; the chip shut the ATX power supply down
directly by control the PS_ON# signal as long as the fault events are
triggered.
42
PS_IN#
Power on signal. Low active.
43
PW_BUT#
I
System PW_BUT for power sequence monitoring.
44
PS_OUT#
O
Pin to control ATX power supply.
45
DGND
P
Power ground.
46
PWR_OK
I
Power good input signal of ATX power supply.
47
A0
I
I2C address selecting pin.
48
D5VSB
P
Power pin.
*VRGOOD & TYPEDET# can endure 0-12V level voltage.
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